UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '1EWcfmKmAgXldKRPK0+Sdj9f6KytpvBTtEMnPLcE1A8=' 
WHERE 
  key_id = '1ef57fbfee18f8ed124a82ecab43a133dfcdb106d4a16325777343a548bd7352' 
  AND (
    token = '1EWcfmKmAgXldKRPK0+Sdj9f6KytpvBTtEMnPLcE1A8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )